What is Sodium Thiosulphate Penta Hydrate?


Na2S2O3 5H2O

Physical Properties
Colorless to white crystals; readily forms supersaturated
aqueous solutions.
Vapor pressure at 20 °C: negligible OSHA PEL: NE
Decomposes at: 46–50 °C ACGIH

Link; http://membership.acs.org/c/ccs/pubs/CLIPS/JCE20020798.pdf
-Kristie

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